40552004 has 24 divisors (see below), whose sum is σ = 79097760. Its totient is φ = 18078336.

The previous prime is 40551991. The next prime is 40552067. The reversal of 40552004 is 40025504.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14402 + ... + 16985.

It is an arithmetic number, because the mean of its divisors is an integer number (3295740).

Almost surely, 2^40552004 is an apocalyptic number.

It is an amenable number.

40552004 is a deficient number, since it is larger than the sum of its proper divisors (38545756).

40552004 is a wasteful number, since it uses less digits than its factorization.

40552004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31427 (or 31425 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 40552004 is about 6368.0455400382. The cubic root of 40552004 is about 343.5611968597.

Adding to 40552004 its reverse (40025504), we get a palindrome (80577508).

The spelling of 40552004 in words is "forty million, five hundred fifty-two thousand, four".